A deterministic square wave process Xsquare (t) with period T. Find means, variations, and autocorrelation functions for the following random process with variations of the function described as follows:

Xsquare (t)= 1, 0 < t< T/2
-1, T/2< t< T
Xsquare (t+T), t<=0
Xsquare (t-T), t>=T

a. Square-wave process with random amplitude.
b. Square-wave process with random phase.
c. Square-wave process with random amplitude and phase is: